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113201211 = 3179210803
BaseRepresentation
bin1101011111101…
…01000000111011
321220000012212110
412233311000323
5212434414321
615122143403
72543123454
oct657650073
9256005773
10113201211
1158998822
1231ab1b63
131a5b6486
141106a12b
159e11176
hex6bf503b

113201211 has 8 divisors (see below), whose sum is σ = 151778880. Its totient is φ = 75045512.

The previous prime is 113201203. The next prime is 113201213. The reversal of 113201211 is 112102311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113201211 - 23 = 113201203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113201213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104865 + ... + 105938.

It is an arithmetic number, because the mean of its divisors is an integer number (18972360).

Almost surely, 2113201211 is an apocalyptic number.

113201211 is a deficient number, since it is larger than the sum of its proper divisors (38577669).

113201211 is a wasteful number, since it uses less digits than its factorization.

113201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210985.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 113201211 is about 10639.6057727718. The cubic root of 113201211 is about 483.7455960445.

Adding to 113201211 its reverse (112102311), we get a palindrome (225303522).

The spelling of 113201211 in words is "one hundred thirteen million, two hundred one thousand, two hundred eleven".

Divisors: 1 3 179 537 210803 632409 37733737 113201211